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Rong Zhou

Insider at AMPH

Data refreshed: Oct 14, 2026, 11:48 PM UTC

Total filings

3

Buys

0

$0

Sells

2

$315K

Grants & other

0

$0

Recent filings

Filed	Symbol	Type	Qty	Value
Sep 17, 2026	AMPH Amphastar Pharmaceuticals, Inc.	OTHER	10,000	$134K
Sep 17, 2026	AMPH Amphastar Pharmaceuticals, Inc.	SELL	10,000	$239K
Sep 3, 2026	AMPH Amphastar Pharmaceuticals, Inc.	SELL	3,187	$75K

AMPHOTHER

Amphastar Pharmaceuticals, Inc.

Sep 17, 202610,000 sh · $134K

AMPHSELL

Amphastar Pharmaceuticals, Inc.

Sep 17, 202610,000 sh · $239K

AMPHSELL

Amphastar Pharmaceuticals, Inc.

Sep 3, 20263,187 sh · $75K

Rong Zhou - Insider Form 4 Trades & Disclosures | MoneyFlock